428985314 has 16 divisors (see below), whose sum is σ = 649321920. Its totient is φ = 212553360.

The previous prime is 428985301. The next prime is 428985317. The reversal of 428985314 is 413589824.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (428985317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109412 + ... + 113264.

It is an arithmetic number, because the mean of its divisors is an integer number (40582620).

Almost surely, 2^428985314 is an apocalyptic number.

428985314 is a deficient number, since it is larger than the sum of its proper divisors (220336606).

428985314 is a wasteful number, since it uses less digits than its factorization.

428985314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4345.

The product of its digits is 276480, while the sum is 44.

The square root of 428985314 is about 20711.9606507931. The cubic root of 428985314 is about 754.1900669330.

The spelling of 428985314 in words is "four hundred twenty-eight million, nine hundred eighty-five thousand, three hundred fourteen".